What does «apoyar» mean in Spanish?

To make one thing rest on another.

Examples of use in Spanish: "apoyar los codos en la mesa".
To base, to found.
Favor.

Examples of use in Spanish: "apoyar a un candidato".
To confirm an opinion or doctrine.

Examples of use in Spanish: "apoyar una teoría sobre hechos indiscutibles".
Providing protection a force.

Examples of use in Spanish: "apoyar con artillería a una columna atacante".
Unload, load, rest.

Examples of use in Spanish: "te bóveda apoya sobre las dos paredes laterales".
To use a person or thing as a support.

Examples of use in Spanish: "apoyarse en alguien, en el bastón".